code: def combine(cnt, mat):
      if cnt == 1:
          return mat
      else:
          return cnt * mat
  
imports: from functools import reduce
  import operator
  from sympy.core import Basic, sympify
  from sympy.core.add import add, Add, _could_extract_minus_sign
  from sympy.core.sorting import default_sort_key
  from sympy.functions import adjoint
  from sympy.matrices.matrixbase import MatrixBase
  from sympy.matrices.expressions.transpose import transpose
  from sympy.strategies import rm_id, unpack, flatten, sort, condition, exhaust, do_one, glom
  from sympy.matrices.expressions.matexpr import MatrixExpr
  from sympy.matrices.expressions.special import ZeroMatrix, GenericZeroMatrix
  from sympy.matrices.expressions._shape import validate_matadd_integer
  from sympy.utilities.iterables import sift
  from sympy.utilities.exceptions import sympy_deprecation_warning
label_desc: Use image node_id 1 for calling a global function with example usage: combine(cnt, mat) and returns: mat, unknown